{% extends "./layout.html" %}
{% block head %}
	<script type="script/javascript">
		window.onload = function(){
			console.log("loaded");
		}
	</script>
{% endblock %}

{% block content %}
	<div>
        <h1> hello Content </h1>
     <div>
{% endblock %}

{% block box %}
	<div class="box">
	 {% for key, num in foo %}
		<span>{{ key }} - {{ num }}</span>
	 {% endfor %}
	</div>
{% endblock %}